| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
32.4%
|
|
| 1 | 9 |
26.5%
|
|
| 2 | 8 |
23.5%
|
|
| 3 | 6 |
17.6%
|
|
| Sysmiss | 255 |